"I'm just starting to pop!" Hudson said, holding her expanding belly. The Oscar nominee was mum on potential names for her unborn child with the Muse frontman, 32.

"We have a couple of names, but we're not telling anyone," she teased. As for the baby's gender, "It feels like a girl, but I don't know," the star said. Her son Ryder, 7, "Thinks it's a girl." (Ryder's dad is her ex-husband Chris Robinson of the Black Crowes.)